STOMATELLA. 21 



striate ; aperture transverse, suboval, porcelaneous within ; inner lip 

 nearly straight, callous. 



A species somewhat resembling in coloring striped varieties of S. 

 notata, but which differs materially in form and sculpture. (Ad.) 



Lord Hood's Island. 



S. pallida AD., P. Z. S. 1850, p. 36 ; Thes. Conch, ii, p. 838, 1. 175, 

 f. 44. SOWB. in Conch. Icon., f. 19. 



S. BICARINATA A. Adams. PI. 52, figs. 53, 54. 



Shell turbinate, umbilicate; spire produced; buff, ornamented 

 with radiating green maculations ; whorls rather flattened, angular 

 above, the last w^ith two elevated carinse; transversely spirally 

 striate ; aperture moderate, subtetragonal ; columella straight, scarcely 

 callous anteriorly. 



This is a very pretty species, with a deep umbilicus and straight 

 columella ; the whorls are furnished with prominent keels, of which 

 there are two on the last whorl ; the shell is ornamented with green 

 blotches. (A d.~) 



Moreton Bay, Australia. 



S. bicarinata AD., in Thes. Conch, ii, p. 839, t. 175, f. 39, 40. 

 SOWB. in Conch. Icon., f. 25. 



Perhaps is not a Stomatella. Compare Gibbula coxi Angas. 



S. BIPORCATA A. Adams. PI. 52, fig. 52. 



Shell turbinate, subdepressed, red and white, obscurely variegated, 

 transversely sulcate ; spire acuminate, whorls 4, the last with two 

 prominent ridges ; aperture subquadrate, pearly within ; inner lip 

 nearly straight; outer lip bi-angulate in the middle; umbilicus 

 covered by a callous. 



A small red species, with two rounded ridges on the last whorl, 

 and with a subquadrate aperture. (Ad.~) 



Australia. 



S. biporcata AD., P. Z. S. 1850, p. 33 ; Thes. Conch, ii, p. 839, t. 

 175, f. 43. SOWB. in Conch. Icon., f. 21. 



S. TIGRINA A. Adams. PI. 53, fig. 84. 



Shell orbiculate-conic, perforate, whitish, ornamented with radiat- 

 ing red stripes, bicarinate, carinse rather elevated obtuse, transversely 

 striate, striae regular ; spire prominent, whorls angular ; aperture 

 subcircular ; inner lip subreflexed, callous ; umbilicus distinct, nearly 

 covered. 



